[--[65.84.65.76]--]

NATIONALUM

National Aluminium Co Ltd
357.65 +14.65 (4.27%)
L: 346.6 H: 360.8

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Historical option data for NATIONALUM

25 Feb 2026 02:25 PM IST
NATIONALUM 30-MAR-2026 350 CE
Delta: 0.64
Vega: 0.4
Theta: -0.25
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
25 Feb 357.75 19.5 7.65 31.81 2,394 28 518
24 Feb 343.00 12.75 2.35 34.21 832 79 493
23 Feb 338.95 10.4 -1.7 32.82 458 60 414
20 Feb 341.20 11.6 -0.65 32.36 343 110 353
19 Feb 340.10 12.45 -1.95 34.66 394 91 243
18 Feb 344.05 14.3 0.3 33.79 138 43 155
17 Feb 340.85 14 -3.55 36.24 210 70 112
16 Feb 348.40 17.2 -2.5 33.36 138 8 41
13 Feb 349.30 19.75 -12.55 36.39 33 14 34
12 Feb 369.70 32.3 7.55 34.51 1 0 21
11 Feb 367.70 24.5 -3.35 - 0 0 21
10 Feb 368.65 24.5 -3.35 - 0 0 21
9 Feb 365.20 24.5 -3.35 - 0 0 21
6 Feb 354.65 24.5 -3.35 38.16 11 0 21
5 Feb 363.85 27.85 -7.15 30.29 11 5 19
4 Feb 374.90 35 -0.55 28.06 2 -1 14
3 Feb 370.85 35.55 2.85 34.86 10 0 16
2 Feb 369.70 32.95 9.5 28.81 13 7 16
1 Feb 354.20 23.45 5.05 34.14 58 9 9
30 Jan 385.45 18.4 0 - 0 0 0
29 Jan 428.85 18.4 0 - 0 0 0
28 Jan 406.15 18.4 0 - 0 0 0
27 Jan 384.60 18.4 0 - 0 0 0
23 Jan 370.65 18.4 0 - 0 0 0
22 Jan 364.60 18.4 0 - 0 0 0
21 Jan 361.50 18.4 0 - 0 0 0
20 Jan 358.95 18.4 0 - 0 0 0
19 Jan 368.65 18.4 0 - 0 0 0
16 Jan 361.60 18.4 0 - 0 0 0
14 Jan 373.55 18.4 0 - 0 0 0
13 Jan 357.40 18.4 0 - 0 0 0
12 Jan 350.05 18.4 0 - 0 0 0
9 Jan 348.05 18.4 0 - 0 0 0
8 Jan 333.50 18.4 0 1.82 0 0 0
7 Jan 352.60 18.4 0 - 0 0 0
6 Jan 346.70 18.4 - - 0 0 0
5 Jan 330.80 18.4 0 - 0 0 0
2 Jan 330.30 18.4 0 - 0 0 0


For National Aluminium Co Ltd - strike price 350 expiring on 30MAR2026

Delta for 350 CE is 0.64

Historical price for 350 CE is as follows

On 25 Feb NATIONALUM was trading at 357.75. The strike last trading price was 19.5, which was 7.65 higher than the previous day. The implied volatity was 31.81, the open interest changed by 28 which increased total open position to 518


On 24 Feb NATIONALUM was trading at 343.00. The strike last trading price was 12.75, which was 2.35 higher than the previous day. The implied volatity was 34.21, the open interest changed by 79 which increased total open position to 493


On 23 Feb NATIONALUM was trading at 338.95. The strike last trading price was 10.4, which was -1.7 lower than the previous day. The implied volatity was 32.82, the open interest changed by 60 which increased total open position to 414


On 20 Feb NATIONALUM was trading at 341.20. The strike last trading price was 11.6, which was -0.65 lower than the previous day. The implied volatity was 32.36, the open interest changed by 110 which increased total open position to 353


On 19 Feb NATIONALUM was trading at 340.10. The strike last trading price was 12.45, which was -1.95 lower than the previous day. The implied volatity was 34.66, the open interest changed by 91 which increased total open position to 243


On 18 Feb NATIONALUM was trading at 344.05. The strike last trading price was 14.3, which was 0.3 higher than the previous day. The implied volatity was 33.79, the open interest changed by 43 which increased total open position to 155


On 17 Feb NATIONALUM was trading at 340.85. The strike last trading price was 14, which was -3.55 lower than the previous day. The implied volatity was 36.24, the open interest changed by 70 which increased total open position to 112


On 16 Feb NATIONALUM was trading at 348.40. The strike last trading price was 17.2, which was -2.5 lower than the previous day. The implied volatity was 33.36, the open interest changed by 8 which increased total open position to 41


On 13 Feb NATIONALUM was trading at 349.30. The strike last trading price was 19.75, which was -12.55 lower than the previous day. The implied volatity was 36.39, the open interest changed by 14 which increased total open position to 34


On 12 Feb NATIONALUM was trading at 369.70. The strike last trading price was 32.3, which was 7.55 higher than the previous day. The implied volatity was 34.51, the open interest changed by 0 which decreased total open position to 21


On 11 Feb NATIONALUM was trading at 367.70. The strike last trading price was 24.5, which was -3.35 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 21


On 10 Feb NATIONALUM was trading at 368.65. The strike last trading price was 24.5, which was -3.35 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 21


On 9 Feb NATIONALUM was trading at 365.20. The strike last trading price was 24.5, which was -3.35 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 21


On 6 Feb NATIONALUM was trading at 354.65. The strike last trading price was 24.5, which was -3.35 lower than the previous day. The implied volatity was 38.16, the open interest changed by 0 which decreased total open position to 21


On 5 Feb NATIONALUM was trading at 363.85. The strike last trading price was 27.85, which was -7.15 lower than the previous day. The implied volatity was 30.29, the open interest changed by 5 which increased total open position to 19


On 4 Feb NATIONALUM was trading at 374.90. The strike last trading price was 35, which was -0.55 lower than the previous day. The implied volatity was 28.06, the open interest changed by -1 which decreased total open position to 14


On 3 Feb NATIONALUM was trading at 370.85. The strike last trading price was 35.55, which was 2.85 higher than the previous day. The implied volatity was 34.86, the open interest changed by 0 which decreased total open position to 16


On 2 Feb NATIONALUM was trading at 369.70. The strike last trading price was 32.95, which was 9.5 higher than the previous day. The implied volatity was 28.81, the open interest changed by 7 which increased total open position to 16


On 1 Feb NATIONALUM was trading at 354.20. The strike last trading price was 23.45, which was 5.05 higher than the previous day. The implied volatity was 34.14, the open interest changed by 9 which increased total open position to 9


On 30 Jan NATIONALUM was trading at 385.45. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 29 Jan NATIONALUM was trading at 428.85. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 28 Jan NATIONALUM was trading at 406.15. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 27 Jan NATIONALUM was trading at 384.60. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 23 Jan NATIONALUM was trading at 370.65. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 22 Jan NATIONALUM was trading at 364.60. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 21 Jan NATIONALUM was trading at 361.50. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 20 Jan NATIONALUM was trading at 358.95. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 19 Jan NATIONALUM was trading at 368.65. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 16 Jan NATIONALUM was trading at 361.60. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 14 Jan NATIONALUM was trading at 373.55. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 13 Jan NATIONALUM was trading at 357.40. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 12 Jan NATIONALUM was trading at 350.05. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 9 Jan NATIONALUM was trading at 348.05. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 8 Jan NATIONALUM was trading at 333.50. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was 1.82, the open interest changed by 0 which decreased total open position to 0


On 7 Jan NATIONALUM was trading at 352.60. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 6 Jan NATIONALUM was trading at 346.70. The strike last trading price was 18.4, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 5 Jan NATIONALUM was trading at 330.80. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 2 Jan NATIONALUM was trading at 330.30. The strike last trading price was 18.4, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


NATIONALUM 30MAR2026 350 PE
Delta: -0.37
Vega: 0.41
Theta: -0.18
Gamma: 0.01
Date Close Ltp Change IV Volume OI Chg OI
25 Feb 357.75 10.15 -5.85 35.29 1,240 208 529
24 Feb 343.00 15.3 -3.5 32.28 140 31 319
23 Feb 338.95 18.85 0.6 34.74 163 52 288
20 Feb 341.20 18.35 -1.25 34.6 107 39 235
19 Feb 340.10 20 2.5 36.98 76 14 197
18 Feb 344.05 17.5 -2.5 35.92 42 22 182
17 Feb 340.85 20 3.55 37.25 307 11 160
16 Feb 348.40 16.45 -1.3 38.07 57 0 148
13 Feb 349.30 18.6 8.8 42.15 73 2 146
12 Feb 369.70 9.75 0.55 38.67 34 10 144
11 Feb 367.70 9.2 -1 35.83 13 5 133
10 Feb 368.65 10.2 -2.5 37.77 12 -1 121
9 Feb 365.20 12.7 -5.3 41.05 10 4 122
6 Feb 354.65 18 2.15 41.73 29 -2 119
5 Feb 363.85 15.85 2.85 45.22 102 24 121
4 Feb 374.90 13 -1.35 45.82 7 5 98
3 Feb 370.85 14.35 -1.05 46.1 30 19 92
2 Feb 369.70 15.4 -5.45 47.8 7 1 73
1 Feb 354.20 20.8 7.25 45.36 46 -2 73
30 Jan 385.45 13.7 9.1 49.86 69 37 74
29 Jan 428.85 4.6 -1.4 46.82 27 20 36
28 Jan 406.15 6 -4 43.34 10 8 17
27 Jan 384.60 10 -2.15 42.43 5 -1 9
23 Jan 370.65 12.15 -3.95 38.75 10 7 8
22 Jan 364.60 16.1 -30.5 41.92 1 0 0
21 Jan 361.50 46.6 0 3.74 0 0 0
20 Jan 358.95 46.6 0 3.06 0 0 0
19 Jan 368.65 46.6 0 4.85 0 0 0
16 Jan 361.60 46.6 0 3.46 0 0 0
14 Jan 373.55 46.6 0 5.63 0 0 0
13 Jan 357.40 46.6 0 2.74 0 0 0
12 Jan 350.05 46.6 0 1.55 0 0 0
9 Jan 348.05 46.6 0 1.26 0 0 0
8 Jan 333.50 46.6 0 - 0 0 0
7 Jan 352.60 46.6 0 - 0 0 0
6 Jan 346.70 46.6 - - 0 0 0
5 Jan 330.80 46.6 0 - 0 0 0
2 Jan 330.30 46.6 0 - 0 0 0


For National Aluminium Co Ltd - strike price 350 expiring on 30MAR2026

Delta for 350 PE is -0.37

Historical price for 350 PE is as follows

On 25 Feb NATIONALUM was trading at 357.75. The strike last trading price was 10.15, which was -5.85 lower than the previous day. The implied volatity was 35.29, the open interest changed by 208 which increased total open position to 529


On 24 Feb NATIONALUM was trading at 343.00. The strike last trading price was 15.3, which was -3.5 lower than the previous day. The implied volatity was 32.28, the open interest changed by 31 which increased total open position to 319


On 23 Feb NATIONALUM was trading at 338.95. The strike last trading price was 18.85, which was 0.6 higher than the previous day. The implied volatity was 34.74, the open interest changed by 52 which increased total open position to 288


On 20 Feb NATIONALUM was trading at 341.20. The strike last trading price was 18.35, which was -1.25 lower than the previous day. The implied volatity was 34.6, the open interest changed by 39 which increased total open position to 235


On 19 Feb NATIONALUM was trading at 340.10. The strike last trading price was 20, which was 2.5 higher than the previous day. The implied volatity was 36.98, the open interest changed by 14 which increased total open position to 197


On 18 Feb NATIONALUM was trading at 344.05. The strike last trading price was 17.5, which was -2.5 lower than the previous day. The implied volatity was 35.92, the open interest changed by 22 which increased total open position to 182


On 17 Feb NATIONALUM was trading at 340.85. The strike last trading price was 20, which was 3.55 higher than the previous day. The implied volatity was 37.25, the open interest changed by 11 which increased total open position to 160


On 16 Feb NATIONALUM was trading at 348.40. The strike last trading price was 16.45, which was -1.3 lower than the previous day. The implied volatity was 38.07, the open interest changed by 0 which decreased total open position to 148


On 13 Feb NATIONALUM was trading at 349.30. The strike last trading price was 18.6, which was 8.8 higher than the previous day. The implied volatity was 42.15, the open interest changed by 2 which increased total open position to 146


On 12 Feb NATIONALUM was trading at 369.70. The strike last trading price was 9.75, which was 0.55 higher than the previous day. The implied volatity was 38.67, the open interest changed by 10 which increased total open position to 144


On 11 Feb NATIONALUM was trading at 367.70. The strike last trading price was 9.2, which was -1 lower than the previous day. The implied volatity was 35.83, the open interest changed by 5 which increased total open position to 133


On 10 Feb NATIONALUM was trading at 368.65. The strike last trading price was 10.2, which was -2.5 lower than the previous day. The implied volatity was 37.77, the open interest changed by -1 which decreased total open position to 121


On 9 Feb NATIONALUM was trading at 365.20. The strike last trading price was 12.7, which was -5.3 lower than the previous day. The implied volatity was 41.05, the open interest changed by 4 which increased total open position to 122


On 6 Feb NATIONALUM was trading at 354.65. The strike last trading price was 18, which was 2.15 higher than the previous day. The implied volatity was 41.73, the open interest changed by -2 which decreased total open position to 119


On 5 Feb NATIONALUM was trading at 363.85. The strike last trading price was 15.85, which was 2.85 higher than the previous day. The implied volatity was 45.22, the open interest changed by 24 which increased total open position to 121


On 4 Feb NATIONALUM was trading at 374.90. The strike last trading price was 13, which was -1.35 lower than the previous day. The implied volatity was 45.82, the open interest changed by 5 which increased total open position to 98


On 3 Feb NATIONALUM was trading at 370.85. The strike last trading price was 14.35, which was -1.05 lower than the previous day. The implied volatity was 46.1, the open interest changed by 19 which increased total open position to 92


On 2 Feb NATIONALUM was trading at 369.70. The strike last trading price was 15.4, which was -5.45 lower than the previous day. The implied volatity was 47.8, the open interest changed by 1 which increased total open position to 73


On 1 Feb NATIONALUM was trading at 354.20. The strike last trading price was 20.8, which was 7.25 higher than the previous day. The implied volatity was 45.36, the open interest changed by -2 which decreased total open position to 73


On 30 Jan NATIONALUM was trading at 385.45. The strike last trading price was 13.7, which was 9.1 higher than the previous day. The implied volatity was 49.86, the open interest changed by 37 which increased total open position to 74


On 29 Jan NATIONALUM was trading at 428.85. The strike last trading price was 4.6, which was -1.4 lower than the previous day. The implied volatity was 46.82, the open interest changed by 20 which increased total open position to 36


On 28 Jan NATIONALUM was trading at 406.15. The strike last trading price was 6, which was -4 lower than the previous day. The implied volatity was 43.34, the open interest changed by 8 which increased total open position to 17


On 27 Jan NATIONALUM was trading at 384.60. The strike last trading price was 10, which was -2.15 lower than the previous day. The implied volatity was 42.43, the open interest changed by -1 which decreased total open position to 9


On 23 Jan NATIONALUM was trading at 370.65. The strike last trading price was 12.15, which was -3.95 lower than the previous day. The implied volatity was 38.75, the open interest changed by 7 which increased total open position to 8


On 22 Jan NATIONALUM was trading at 364.60. The strike last trading price was 16.1, which was -30.5 lower than the previous day. The implied volatity was 41.92, the open interest changed by 0 which decreased total open position to 0


On 21 Jan NATIONALUM was trading at 361.50. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 3.74, the open interest changed by 0 which decreased total open position to 0


On 20 Jan NATIONALUM was trading at 358.95. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 3.06, the open interest changed by 0 which decreased total open position to 0


On 19 Jan NATIONALUM was trading at 368.65. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 4.85, the open interest changed by 0 which decreased total open position to 0


On 16 Jan NATIONALUM was trading at 361.60. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 3.46, the open interest changed by 0 which decreased total open position to 0


On 14 Jan NATIONALUM was trading at 373.55. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 5.63, the open interest changed by 0 which decreased total open position to 0


On 13 Jan NATIONALUM was trading at 357.40. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 2.74, the open interest changed by 0 which decreased total open position to 0


On 12 Jan NATIONALUM was trading at 350.05. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 1.55, the open interest changed by 0 which decreased total open position to 0


On 9 Jan NATIONALUM was trading at 348.05. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was 1.26, the open interest changed by 0 which decreased total open position to 0


On 8 Jan NATIONALUM was trading at 333.50. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 7 Jan NATIONALUM was trading at 352.60. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 6 Jan NATIONALUM was trading at 346.70. The strike last trading price was 46.6, which was - lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 5 Jan NATIONALUM was trading at 330.80. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0


On 2 Jan NATIONALUM was trading at 330.30. The strike last trading price was 46.6, which was 0 lower than the previous day. The implied volatity was -, the open interest changed by 0 which decreased total open position to 0